<div class="demo demo-space">
  <button nz-button nzType="primary">主按钮</button>
  <button nz-button nzType="default">默认按钮</button>
  <button nz-button nzType="dashed">虚线按钮</button>
  <button nz-button nzType="text">文本按钮</button>
  <button nz-button nzType="link">链接按钮</button>
</div>
